@charset "utf-8";
.flexslider{margin:0 auto;position:relative;width:100%;height:420px;overflow:hidden;zoom:1;}
.flex-viewport{max-height:2000px;-webkit-transition:all 1s ease;-moz-transition:all 1s ease;transition:all 1s ease;}
.flexslider .slides{zoom:1;}
.flexslider .slides .img{width: 100%;height: 420px;position: relative;overflow: hidden;}
.flexslider .slides .img img{width: 1920px;height: 455px;position: absolute;left: 50%;margin-left: -960px;}
.flex-direction-nav a{width:60px;height:90px;line-height:99em;overflow:hidden;margin:-45px 0 0;display:block;background:url(../images/ad_ctr.png) no-repeat;position:absolute;top:50%;z-index:10;cursor:pointer;opacity:0;filter:alpha(opacity=0);-webkit-transition:all .3s ease;}
.flex-direction-nav .flex-next{background-position:0 -90px;right:0;}
.flex-direction-nav .flex-prev{left:0;}
.flexslider:hover .flex-next{opacity:0.8;filter:alpha(opacity=25);}
.flexslider:hover .flex-prev{opacity:0.8;filter:alpha(opacity=25);}
.flexslider:hover .flex-next:hover, .flexslider:hover .flex-prev:hover{opacity:1;filter:alpha(opacity=50);}
.flex-control-nav{width:100%;position:absolute;bottom:10px;text-align:center;}
.flex-control-nav li{margin:0 5px;display:inline-block;zoom:1;*display:inline;}
.flex-control-paging li a{background:url(../images/dot.png) no-repeat 0 -20px;display:block;height:20px;overflow:hidden;text-indent:-99em;width:20px;cursor:pointer;}
.flex-control-paging li a.flex-active{background-position:0 0;}